<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="UTF-8" />
		<meta name="viewport" content="width=device-width, initial-scale=1.0" />
		<title>外边距-元素重叠案例</title>
		<style>
			div {
				display: flex;
				width: 200px;
				margin: 100px auto;
			}

			span {
				width: 50px;
				height: 50px;
				border-radius: 50%;
				background-color: bisque;
				border: 1px solid black;
				margin-left: -25px;
			}
		</style>
	</head>
	<body>
		<div>
			<span></span>
			<span></span>
			<span></span>
			<span></span>
			<span></span>
		</div>
	</body>
</html>
